[ARM] 3569/2: netX: driver for XMAC/XPEC engines

Patch from Sascha Hauer

The netX processors have generic network bitstream engines (XMAC/XPEC).
This driver adds support for firmware loading and start, stop, reset
commands.

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 42 insertions, 0 deletions

diff --git a/include/asm-arm/arch-netx/xc.h b/include/asm-arm/arch-netx/xc.h
new file mode 100644
index 000000000000..659af19512a9
--- /dev/null
+++ b/include/asm-arm/arch-netx/xc.h
@@ -0,0 +1,42 @@
+/*
+ *  linux/include/asm-arm/arch-netx/xc.h
+ *
+ * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __ASM_ARCH_XC_H
+#define __ASM_ARCH_XC_H
+
+struct xc {
+        int no;
+        unsigned int type;
+        unsigned int version;
+        void __iomem *xpec_base;
+        void __iomem *xmac_base;
+        void __iomem *sram_base;
+        int irq;
+        struct device *dev;
+};
+
+int xc_reset(struct xc *x);
+int xc_stop(struct xc* x);
+int xc_start(struct xc *x);
+int xc_running(struct xc *x);
+int xc_request_firmware(struct xc* x);
+struct xc* request_xc(int xcno, struct device *dev);
+void free_xc(struct xc *x);
+
+#endif /* __ASM_ARCH_XC_H */